Não informado. (1931). Metallurgical Abstracts. Institute of Metals.
Style de citation Chicago (17e éd.)Não informado. Metallurgical Abstracts. London: Institute of Metals, 1931.
Style de citation MLA (8e éd.)Não informado. Metallurgical Abstracts. Institute of Metals, 1931.
Attention : ces citations peuvent ne pas être correctes à 100%.